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Multiplying Special Cases

Last updated over 1 year ago

10 Nsɛmmisa

Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:

Focusing on finding the square and difference of squares.

Akwankyerɛ

Either find the square or the difference of squares for each problem.

Ɛhia

1

Ɛhia

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Ɛhia

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Asemmisa {{asɛmmisaAhyɛnsode}}

1.

(3x-2)^2

9x^2+4

6x^2+12x+4

9x^2+12x+4

9x^2+6x+4

Asemmisa {{asɛmmisaAhyɛnsode}}

2.

(m-4)^2

m^2-8m+16

m^2-4m+16

m^2+8m+16

m^2-16

Asemmisa {{asɛmmisaAhyɛnsode}}

3.

Write as a difference of squares: (x^2-25)

(x-5)(x+5)

(x-5)^2

x(x-25)

(x+5)^2

Asemmisa {{asɛmmisaAhyɛnsode}}

4.

(a+6)^2

a^2+12a

a^2+12a+36

a^2+36

a^2+6a+36

Asemmisa {{asɛmmisaAhyɛnsode}}

5.

Write as a difference of squares. (a^2-121)

(a-11)(a+11)

(a^2-11a+121)

a^2+11

(a-1)(a+1)

Asemmisa {{asɛmmisaAhyɛnsode}}

6.

(v^2-64). Find the difference of squares.

v^2-8v+64

(v-4)(v+4)

(v-8)(v+8)

v^2-4v+16

Asemmisa {{asɛmmisaAhyɛnsode}}

7.

Expand (x+3)^{2}.

x^{2}+9

x^{2}+3

x^{2}+6x+9

6x+9

Asemmisa {{asɛmmisaAhyɛnsode}}

8.

Simplify (x+5)(x-5).

x^{2}-25

5x-5

x^{2}-5

x^{2}+25

Asemmisa {{asɛmmisaAhyɛnsode}}

9.

Expand (2x-4)^{2}.

2x^{2}-8x+16

4x^{2}-16x+16

4x^{2}-8x+16

4x^{2}-16x+8

Asemmisa {{asɛmmisaAhyɛnsode}}

10.

Rewrite (3+a)(3-a).

9-a^{2}

3a-3a

a^{2}-9

9+a^{2}